The Function of Caffeine in Bodily Exercise   – Osinga Vitamin

Caffeine is a software that I take advantage of on days after I run or play soccer. I definitely do discover a profit to consuming caffeine earlier than and through these intervals of bodily exercise. Nonetheless, I’m additionally conscious that you will need to be conscious of my caffeine consumption. 

At the moment we’re speaking in regards to the function of caffeine in bodily exercise – why it’s useful, use it and when to make use of it. 

As a part of Caffeine Consciousness Month. I’m teaming up with the Canadian Beverage Affiliation to current this data to you at this time!

What Is Caffeine 

Caffeine is likely one of the world’s favourites “decide me ups” and has recognized and liked advantages corresponding to lowering fatigue, rising focus and focus. In truth, espresso, tea and tap-water are probably the most generally consumed drinks by Canadians, between the ages of 18-79. As nicely, greater than 29 million servings of espresso have been consumed in Canada in 2015.

Caffeine is discovered naturally present in 60 totally different vegetation, together with espresso beans, cola nuts, guarana nuts and yerba mate. It can be synthetically produced and added to comfortable drinks, vitality drinks, dietary dietary supplements and vitality bars.

Though there are some well being advantages, together with enhancing bodily exercise efficiency, caffeine must be consumed carefully to make sure optimum performance and sleep hygiene.

Caffeine and Bodily Exercise  

Caffeine is a well-liked ergogenic acid, and is extensively utilized by athletes in any respect ranges. An ergogenic acid is a substance that enhances vitality manufacturing and efficiency in bodily exercise. The performance-enhancing results of caffeine have been studied for over 100 years. The ergogenic results of caffeine seem to outcome from antagonistic interactions with adenosine receptors within the central and peripheral nervous programs, rising central drive and lowering the notion of effort and ache throughout train.

Showcasing what I’ve earlier than my run – oatmeal and 1-2 small cups of espresso!

How A lot Caffeine To Have Earlier than and Throughout Bodily Exercise

General caffeine guidelines advocate the consumption of 3-6 mg/kg of caffeine, sometimes 60 minutes earlier than the beginning of train. 

For me, that’s 177 mg to about 350 mg. Nonetheless, there’s definitely inter-individual variation in response to this standardized protocol. Some athletes are extra caffeine delicate than others. I personally, don’t assume I’d do nicely with consuming 350 mg of caffeine earlier than train, as I’m extra caffeine delicate and that’s getting near the higher restrict of the advisable quantity of caffeine per day, established by Well being Canada, which is 400 mg/day. The diploma of caffeine sensitivity/ tolerance might be defined by genetic variations, associated to caffeine metabolism or adenosine receptor density. 

Additional research has discovered that that average to excessive caffeine doses (5–9 mg/kg physique mass (bm)), ingested earlier than and through train, enhance endurance efficiency in laboratory and subject settings. These doses are related to elevated coronary heart charge and blood catecholamine, lactate, free fatty acid and glycerol ranges in lots of topics. Nonetheless, unintended effects that usually happen embrace gastrointestinal upset, nervousness, psychological confusion, lack of ability to focus and disturbed sleep.

Lower caffeine doses (<3 mg/kg bm ~200 mg) taken earlier than, throughout and late in train additionally enhance endurance efficiency, and don’t trigger the physiological modifications and unintended effects famous above in most people.

I’ve definitely felt the impact of an excessive amount of caffeine – which has impacted my sleep high quality and ranges of tension. If I’m anxious or sleep-deprived earlier than taking part in soccer, I don’t carry out as nicely!

Caffeine Use In Soccer 

Caffeine is an ergogenic in lots of types of short-term high-intensity train and workforce stop-and-go sports activities, the place anaerobic vitality provision performs a major function in efficiency success – corresponding to soccer!

In research particularly associated to soccer, acute caffeine consumption in a average dose (1.5 to 7mg/kg earlier than train has the capability to enhance a number of soccer-related skills and abilities corresponding to vertical leap top, repeated dash potential, working distances throughout a sport and passing accuracy. 

It must be famous that doses as much as 7 mg/kg would supply greater than the advisable quantity of caffeine/day. Please nonetheless observe the advisable caffeine quantities introduced in tips from Well being Canada.

Caffeine Use In Operating 

Caffeine has been proven to positively affect endurance efficiency in sports activities corresponding to working. Analysis has demonstrated that caffeine has a small however evident impact on endurance efficiency when taken in average doses (3–6 mg/kg) in addition to an total enchancment following caffeine in comparison with placebo in imply energy output and time-trial completion time. 

It’s also doubtless useful to eat caffeine throughout a long term or race. Larger responsiveness to small amount of caffeine (2-3 mg/kg) could also be seen when it’s taken throughout a race, across the onset of fatigue. 

I’m normally consuming 25-100 mg of caffeine throughout my run.

How I Use Caffeine In Bodily Exercise 


I’ve been working and taking part in soccer for years, so I’ve been capable of experiment with totally different quantities of caffeine consumption earlier than and through train. I normally eat two cups of homebrewed espresso (~ 200 mg of caffeine) earlier than my run and earlier than soccer. As I’m at the moment coaching for a full marathon in Might, I do discover it’s useful to eat extra caffeine throughout my lengthy runs (that are 2 hours +). I’ll sometimes eat that caffeine within the type of vitality gels, that include one other 100 mg of caffeine. This has helped cut back fatigue for me and helped with endurance throughout my lengthy runs. 

Backside Line:

Caffeine is an efficient ergogenic acid throughout bodily exercise, serving to to scale back fatigue and improve efficiency. Nonetheless, you will need to be conscious of caffeine consumption in order that we don’t exceed the 400 mg/day or 300 mg throughout being pregnant.